Finding the Fourth Proportional to 4,302,039.26, 6,453,236.94 and 1,269,405.12
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Solution
The fourth proportional to 4,302,039.26, 6,453,236.94 and 1,269,405.12 is: 1,904,160.22
Step by Step Solution
- Step 1: Write the proportion equation
4,302,039.26 : 6,453,236.94 = 1,269,405.12 : x - Step 2: Convert to fraction form
4,302,039.26/6,453,236.94 = 1,269,405.12/x - Step 3: Cross multiply
4,302,039.26x = 6,453,236.94 × 1,269,405.12 - Step 4: Simplify right side
4,302,039.26x = 8,191,772,012,209.13 - Step 5: Solve for x
x = 8,191,772,012,209.13/4,302,039.26 - Step 6: Final answer
x = 1,904,160.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.